IL283789A - An encoder, a decoder and corresponding methods of boundary strength derivation of deblocking filter - Google Patents

An encoder, a decoder and corresponding methods of boundary strength derivation of deblocking filter

Info

Publication number
IL283789A
IL283789A IL283789A IL28378921A IL283789A IL 283789 A IL283789 A IL 283789A IL 283789 A IL283789 A IL 283789A IL 28378921 A IL28378921 A IL 28378921A IL 283789 A IL283789 A IL 283789A
Authority
IL
Israel
Prior art keywords
decoder
encoder
deblocking filter
corresponding methods
boundary strength
Prior art date
Application number
IL283789A
Other languages
Hebrew (he)
Inventor
Biao Wang
Anand Meher Kotra
Semih Esenlik
Han Gao
Jianle Chen
Original Assignee
Huawei Tech Co Ltd
Biao Wang
Anand Meher Kotra
Semih Esenlik
Han Gao
Jianle Chen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd, Biao Wang, Anand Meher Kotra, Semih Esenlik, Han Gao, Jianle Chen filed Critical Huawei Tech Co Ltd
Publication of IL283789A publication Critical patent/IL283789A/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL283789A 2018-12-07 2021-06-07 An encoder, a decoder and corresponding methods of boundary strength derivation of deblocking filter IL283789A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862776491P 2018-12-07 2018-12-07
US201962792380P 2019-01-14 2019-01-14
PCT/CN2019/123845 WO2020114513A1 (en) 2018-12-07 2019-12-07 An encoder, a decoder and corresponding methods of boundary strength derivation of deblocking filter

Publications (1)

Publication Number Publication Date
IL283789A true IL283789A (en) 2021-07-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
IL283789A IL283789A (en) 2018-12-07 2021-06-07 An encoder, a decoder and corresponding methods of boundary strength derivation of deblocking filter

Country Status (12)

Country Link
US (3) US11240493B2 (en)
JP (2) JP7275270B2 (en)
KR (2) KR20230165354A (en)
CN (5) CN118101948A (en)
AU (1) AU2019394248B2 (en)
BR (1) BR112020026818A2 (en)
CA (1) CA3122137C (en)
IL (1) IL283789A (en)
MX (1) MX2021001607A (en)
NZ (1) NZ777166A (en)
WO (1) WO2020114513A1 (en)
ZA (1) ZA202104007B (en)

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MX2021004738A (en) * 2018-10-27 2021-06-04 Huawei Tech Co Ltd Separate merge list and intra-inter techniques harmonization for video coding.
KR20200073124A (en) * 2018-12-13 2020-06-23 에스케이텔레콤 주식회사 Filtering method and apparatus
JP7418152B2 (en) * 2018-12-17 2024-01-19 キヤノン株式会社 Image encoding device, image encoding method, image decoding device, image decoding method
JP7303255B2 (en) 2019-01-09 2023-07-04 ベイジン ダジア インターネット インフォメーション テクノロジー カンパニー リミテッド Video coding method, video coding device, computer readable storage medium and computer program
JP7223858B2 (en) 2019-01-09 2023-02-16 ベイジン ダジア インターネット インフォメーション テクノロジー カンパニー リミテッド Video coding method, video coding device, computer readable storage medium and computer program
KR20210088697A (en) 2019-01-17 2021-07-14 후아웨이 테크놀러지 컴퍼니 리미티드 Method of adapting encoders, decoders and corresponding deblocking filters
WO2020228661A1 (en) * 2019-05-11 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Deblocking filter for video coding
WO2020262988A1 (en) * 2019-06-25 2020-12-30 엘지전자 주식회사 Image decoding method using lossless coding in image coding system and apparatus therefor

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BRPI0413647A (en) * 2003-08-26 2006-10-17 Thomson Licensing method and apparatus for encoding hybrid inter-encoded blocks
US20100128803A1 (en) * 2007-06-08 2010-05-27 Oscar Divorra Escoda Methods and apparatus for in-loop de-artifacting filtering based on multi-lattice sparsity-based filtering
KR101590500B1 (en) * 2008-10-23 2016-02-01 에스케이텔레콤 주식회사 / Video encoding/decoding apparatus Deblocking filter and deblocing filtering method based intra prediction direction and Recording Medium therefor
JP2011139208A (en) * 2009-12-28 2011-07-14 Sony Corp Image processing device and method
EP2547108A4 (en) * 2010-04-13 2014-07-02 Samsung Electronics Co Ltd Video-encoding method and video-encoding apparatus using prediction units based on encoding units determined in accordance with a tree structure, and video-decoding method and video-decoding apparatus using prediction units based on encoding units determined in accordance with a tree structure
PT2953356T (en) 2010-08-17 2018-12-17 Samsung Electronics Co Ltd Video decoding method using transformation unit of variable tree structure
US9025675B2 (en) * 2011-06-22 2015-05-05 Texas Instruments Incorporated Systems and methods for reducing blocking artifacts
CN107197262B (en) * 2011-07-19 2018-10-23 太格文-Ii有限责任公司 Coding/decoding method and decoding apparatus
CN103947203B (en) * 2011-09-20 2018-08-07 Lg电子株式会社 Method and apparatus for encoding/decoding image information
KR20130079261A (en) * 2011-12-30 2013-07-10 (주)휴맥스 3d image encoding method and apparatus, and decoding method and apparatus
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US9924175B2 (en) * 2014-06-11 2018-03-20 Qualcomm Incorporated Determining application of deblocking filtering to palette coded blocks in video coding
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WO2020005031A1 (en) * 2018-06-28 2020-01-02 한국전자통신연구원 Video encoding/decoding method and device, and recording medium for storing bitstream
KR102633784B1 (en) * 2018-07-30 2024-02-05 삼성전자주식회사 Method and apparatus for image encoding, and method and apparatus for image decoding
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Also Published As

Publication number Publication date
US20200404258A1 (en) 2020-12-24
ZA202104007B (en) 2022-07-27
KR102606414B1 (en) 2023-11-24
JP2023090864A (en) 2023-06-29
WO2020114513A1 (en) 2020-06-11
AU2019394248A1 (en) 2021-07-01
KR20230165354A (en) 2023-12-05
NZ777166A (en) 2022-11-25
CN117956166A (en) 2024-04-30
US20240205387A1 (en) 2024-06-20
MX2021001607A (en) 2021-04-19
BR112020026818A2 (en) 2021-07-27
CN117857806A (en) 2024-04-09
CN113170143A (en) 2021-07-23
US20220124314A1 (en) 2022-04-21
EP3881545A1 (en) 2021-09-22
JP2022511850A (en) 2022-02-01
CA3122137A1 (en) 2020-06-11
US11240493B2 (en) 2022-02-01
JP7275270B2 (en) 2023-05-17
CA3122137C (en) 2024-01-02
CN117857807A (en) 2024-04-09
AU2019394248B2 (en) 2023-03-16
CN118101948A (en) 2024-05-28
CN113170143B (en) 2024-01-02
KR20210018470A (en) 2021-02-17
US11895292B2 (en) 2024-02-06

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